DO NOT MERGE: Remove usage of deprecated toolbar method am: 5b07711b88

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Car/SystemUpdater/+/11853132

Change-Id: I04d12ca4dc8941109d944fdacaffa8deced84dc0
tree: b62c1cc1ef9030e7d77c00877ab5583ec5115bf5
  1. res/
  2. src/
  3. Android.bp
  4. AndroidManifest.xml
  5. OWNERS
  6. PREUPLOAD.cfg